ci: Publish a wheel, move on from deprecated setup.py usage (#230)

Author: dimbleby

.github/workflows/publish-pypi-package.yml

@@ -17,7 +17,9 @@ jobs:
           fetch-depth: 0
 
       - name: Build binary wheel and a source tarball
-        run: python setup.py sdist
+        run: |
+          python -m pip install build
+          python -m build
 
       - name: Publish Package to Pypi
         uses: pypa/gh-action-pypi-publish@release/v1